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110 A good commercial article which has been sold as such repeatedly. [[underline red]] Drum now [[/underline red]] shows [[underline red]] a crack [[/underline red]] but Porter has [[underline red]] not consented in repairing it. [[/underline red]] Oxalate roaster has been modified so as to insure more uniform temperature and [[underline red]] Paulus assures me it works [[/underline red]] well and regularly. He has just constructed a new test converter cell so as to ascertain whether their [[strikethrough]] Cle [[/strikethrough]] conclusion that low yields in converter are due to fact that [[underline red]] ampere density [[/underline red]] and volume of [[cathinone?]] liquid are in too much increased ratio as compared to early laboratory cells, is correct. This outfit consists in a wooden upright cell [[end page]] [[start page]] 111 of which the walls [[insertion]] ^ can be moved [[/insertion]] and cubic contents enlarged accordingly and a rotary metal disc (polished steel) as a cathode. This construction seems good and appropriate to me. Further results are promised within the next few days. [[underline red]] Peter [[/underline red]] has succeeded by first evaporating glyoxylic acid in open pan then distilling in high [[vacus?]] of obtaining anhydrous glyoxylic acid as a syrup containing one molecule of H2O. C=O | \OH C-OH |\OH H Granular method applied to lactic acid: First evaporation of dilute acid in open